Handle the case of doing aliases=<string> instead of aliases=[<string>] in create_object - this caused the malformed data to be stored in cache and causing tracebacks in cmdhandler until @reloaded.

src/commands/default/building.py

@@ -665,6 +665,7 @@ class CmdDig(ObjManipCommand):
                 if not typeclass:
                     typeclass = settings.BASE_EXIT_TYPECLASS
 
+                print typeclass, to_exit["name"], location, to_exit["aliases"],lockstring, new_room, caller
                 new_to_exit = create.create_object(typeclass, to_exit["name"], location,
                                                    aliases=to_exit["aliases"],
                                                    locks=lockstring, destination=new_room, report_to=caller)

src/objects/models.py

@@ -230,7 +230,7 @@ class ObjectDB(TypedObject):
         for alias in make_iter(aliases):
             new_alias = Alias(db_key=alias, db_obj=self)
             new_alias.save()
-        set_prop_cache(self, "_aliases", aliases)
+        set_prop_cache(self, "_aliases", make_iter(aliases))
     #@aliases.deleter
     def __aliases_del(self):
         "Deleter. Allows for del self.aliases"